Home / 104,777.48-144,588.50-57,030.92

Finding the Fourth Proportional to 104,777.48, 144,588.50 and 57,030.92

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Solution

The fourth proportional to 104,777.48, 144,588.50 and 57,030.92 is: 78,700.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,777.48 : 144,588.50 = 57,030.92 : x
  2. Step 2: Convert to fraction form
    104,777.48/144,588.50 = 57,030.92/x
  3. Step 3: Cross multiply
    104,777.48x = 144,588.50 × 57,030.92
  4. Step 4: Simplify right side
    104,777.48x = 8,246,015,176.42
  5. Step 5: Solve for x
    x = 8,246,015,176.42/104,777.48
  6. Step 6: Final answer
    x = 78,700.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.